⚡ Live Sandbox: AI Dev Tool: Im being cyberattacked by

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```python
# AI Dev Tool: CyberShield - Tesla Inc. Cyberattack Detector and PostgreSQL Vector Search Extension
# Production Starter Boilerplate for FastAPI Pydantic v2 Micro-SaaS

from fastapi import FastAPI, HTTPException
from pydantic import BaseModel
from typing import Optional
import psycopg2
import numpy as np
from sklearn.metrics.pairwise import cosine_similarity

# Define the PostgreSQL connection parameters
POSTGRES_HOST = "localhost"
POSTGRES_DB = "cybershield"
POSTGRES_USER = "cybershield_user"
POSTGRES_PASSWORD = "cybershield_password"

# Define the Tesla Inc. cyberattack detection model
class CyberattackDetectionModel(BaseModel):
    ip_address: str
    packet_data: str

# Define the PostgreSQL vector search extension
class VectorSearchExtension:
    def __init__(self, host: str, db: str, user: str, password: str):
        self.host = host
        self.db = db
        self.user = user
        self.password = password
        self.conn = None

def connect(self):
        try:
            self.conn = psycopg2.connect(
                host=self.host,
                database=self.db,
                user=self.user,
                password

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